-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Two steps are required to cryptographically verify image integrity. 1. By verifying the integrity of this signature file, you can be sure that the checksums included in this file are valid. $ gpg --keyserver hkp://pool.sks-keyservers.net --recv-keys 0xA16EB94D $ gpg --list-keys 0xA16EB94D pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] uid Turnkey Linux Release Key $ gpg --verify turnkey-foodsoft-14.0-jessie-amd64-vmdk.zip.sig gpg: Good signature from "Turnkey Linux Release Key" 2. By calculating the image checksum and validating the hashed value is the same as listed below, you can be sure the image was not corrupted in transit or tampered with. $ md5sum turnkey-foodsoft-14.0-jessie-amd64-vmdk.zip 57df2391b90e03396e0405f1c9ba618a $ sha1sum turnkey-foodsoft-14.0-jessie-amd64-vmdk.zip 84644a78f5ed35de585d0bf6b62feee505d891da -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMJdWAAoJEIXCXpWhbrlNB/4H/iveR7sU7a4SPqdluh+9C1UM PosQ4FHZmRXdXJf4GhHuhKj9s3FcSlTv1wKUH6kyis2zOcyKHH+JKzqkt0Pyawni ge9NmGZPRyrTf58JupsTOEz6BgjNwtYXNDg2XjD3A8vR5zUuLgY99MJ68rcArSEI 1ypmRNrfGIk0r1S5t45ily3ySpNXoJRoF7hht+APqJEK6MdTOWaxtEhOZ1PbWo4X i7gm/gdSh5hktG2zB8zwS56WedhKpx2w/NFuJFIAhcokoiycPmWBK++1TOoIBPU1 Ij+Ivh51NDIorv88xL3mJuoGIboJTp26XhkJXtNhCFsAlodSg7fluZZYZ2xEOgg= =rkG5 -----END PGP SIGNATURE-----